CN217186347U - Puncture device and surgical system - Google Patents

Abstract

The utility model relates to a medical instrument, and discloses a puncture outfit and an operation system. The utility model provides a puncture ware including the puncture sleeve pipe that is both ends opening form, with puncture bushing's bushing head and pjncture needle, be formed with row in the puncture sleeve pipe and take out passageway and fluid delivery passageway, bushing head be provided with arrange the pjncture needle passageway of taking out the access connection, pjncture needle detachably pegs graft pjncture needle passageway with arrange in taking out the passageway, keep away from on the puncture sleeve pipe bushing head's one end be provided with arrange the smoke exhaust structure of taking out access connection and with the fluid jet orifice that fluid delivery passageway connects, bushing head is last be provided with pjncture needle access connection's smoke exhaust control and with the fluid jet control that fluid delivery passageway connects. The utility model provides a puncture ware can realize that automatic synchronization discharges fume and camera lens self-flushing clean function, and the guarantee operation is accomplished uninterruptedly, ensures the environmental safety of operating room.

Description

Puncture outfit and surgical system

Technical Field

The utility model relates to a medical instrument specifically, relates to a puncture ware. The utility model discloses still relate to the operation system including this puncture ware.

Background

The laparoscopic puncture outfit is mainly used for providing an instrument channel for the abdominal cavity and pelvic cavity minimally invasive surgery by matching with minimally invasive equipment, can be used for various minimally invasive surgical operations, accords with a holding handle of the human engineering principle, has comfortable hand feeling and excellent puncture controllability, and is used as an energy instrument or a camera to enter a passage of an abdominal cavity through a single incision to implement the minimally invasive laparoscopic surgery.

At present, most energy instruments adopt heat energy or mechanical energy of high-speed low-frequency oscillation to denature protein, and a large amount of smoke is generated in the process. If the smoke can not be effectively and timely eliminated, the operation area can be blurred, the operation visual field is obstructed, and the operation safety is influenced; after the smoke is dissipated and the operation visual field is clear, the operation needs to be suspended, the continuity of the operation is affected, and the operation time cost is increased; these fumes also pose potential hazards to the health of the patient undergoing the procedure, the doctors and nurses involved in the procedure. Furthermore, when a physician uses an endoscope to perform remote visualization operations within a patient's body cavity, the lens of the endoscope is typically contaminated by peritoneal or other body fluids, blood, aerosol fat, tissue particles, smoke, debris, or condensation, which can affect the view of the physician through an external monitor/screen.

With the wide application of laparoscopic surgery, how to more effectively discharge and eliminate smoke generated by energy instrument in the surgery and remove pollutants on a lens in time so as to ensure the safety and continuity of the surgery and better protect the health of a patient and a surgical medical care team is a difficult point and a hotspot in the field of relevant researches of the current surgery.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the smog elimination difficulty that prior art exists, the easy contaminated problem of camera lens, providing a puncture ware and operation system, this puncture ware can realize that automatic synchronization discharges fume and camera lens self-flushing clean function, and the guarantee operation is accomplished uninterruptedly, ensures the environmental safety of operating room.

In order to realize the above object, the utility model provides a puncture outfit in a first aspect, including be both ends open-ended puncture sleeve, with puncture bushing's bushing head and pjncture needle, puncture bushing is formed with row and takes out passageway and fluid delivery passageway, be provided with on the bushing head with arrange the pjncture needle passageway of taking out the passageway and connecting, pjncture needle detachably pegs graft pjncture needle passageway with arrange in taking out the passageway, keep away from on the puncture sleeve the bushing head's one end be provided with arrange the smoke exhaust structure of taking out the passageway and with the fluid jet orifice that fluid delivery passageway connects, be provided with on the bushing head with pjncture needle passageway connects the control of discharging fume and with the fluid jet control that fluid delivery passageway connects.

Preferably, the smoke evacuation structure comprises a first smoke evacuation port located at a port portion of the puncture cannula remote from the cannula joint and communicating with the smoke evacuation passageway.

More preferably, the smoke exhausting structure further comprises a second smoke exhaust port, and the second smoke exhaust port is located on the side wall of one end, far away from the casing joint, of the puncture casing and is communicated with the smoke exhausting channel.

Further preferably, the distal end of the puncture needle is provided with a profile structure capable of filling the first smoke discharge port.

Specifically, the smoke exhaust control part comprises a smoke exhaust joint and a smoke exhaust switch, the smoke exhaust joint is connected with the side wall of the sleeve joint, a smoke exhaust external interface is arranged on the smoke exhaust joint, the smoke exhaust switch can control the smoke exhaust joint to be communicated with or disconnected from the puncture needle channel, and the inner diameter of the smoke exhaust joint is larger than 4.5 mm.

Typically, the fluid ejection control member includes a fluid ejection connector connected to a sidewall of the casing connector and a fluid ejection switch, the fluid ejection connector having a fluid ejection external interface disposed thereon, the fluid ejection switch being capable of controlling the fluid ejection connector to be connected to or disconnected from the fluid delivery channel.

In a preferred embodiment, the end of the cannula connection remote from the puncture cannula is provided with a sealing arrangement connected to the cannula connection, through which the puncture needle can be guided into the puncture needle channel.

Preferably, the sealing assembly comprises two sealing gaskets and a sealing end cover which are connected in sequence, and hollow structures suitable for the puncture needle to penetrate through are respectively arranged on the two sealing gaskets and the sealing end cover.

More preferably, the sealing assembly further comprises a gasket located between the two sealing gaskets, and the two sealing gaskets and the gasket are integrally formed.

Specifically, the puncture cannula is provided with a fluid injection mark for indicating the position of the fluid injection hole, and the outer wall of one end of the puncture cannula close to the cannula joint is provided with a scale mark.

Typically, the end of the puncture cannula remote from the cannula hub is provided with an outer conical structure having an inner contour of a conical surface with a gradually increasing circumference in cross-section from the distal side to the proximal side, and the distal port of the outer conical structure is provided with a chamfer.

Specifically, the fluid injection holes are arranged as inclined through holes, the number of the through holes is one or more, and the injection angle of each through hole is different.

A second aspect of the present invention provides a surgical system, comprising a puncture device, a smoke exhaust device connected to the smoke exhaust control device, a fluid supply device connected to the fluid injection control device, an endoscope, and a lens contamination monitoring module matched with the endoscope.

Through the technical scheme, the beneficial effects of the utility model are that:

the utility model provides a puncture outfit can be replaced the pjncture needle for energy apparatus after accomplishing the puncture to carry out the minimal access operation, the utility model discloses be formed with row in the puncture sleeve and take out passageway and fluid transfer passage, be provided with smoke exhaust structure and with smoke exhaust structure complex smoke exhaust control spare, fluid jet orifice and with fluid jet orifice complex fluid jet control spare on puncture sleeve and the casing joint, when producing smog in the energy apparatus operation process, because smoke exhaust structure is close to the mouth of pipe of puncture sleeve, can in time absorb smog and discharge through smoke exhaust control spare, keep the definition of operation area, ensure the security of operation; when the endoscope lens used in cooperation with the energy instrument is polluted, the fluid injection holes can timely inject fluid to the lens for cleaning, so that the endoscope lens can be cleaned while an operation is performed, the visual field of the operation is ensured, the operation can be continuously performed, and the operation time is saved.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural view of an embodiment of the puncture device of the present invention;

FIG. 2 is an exploded view of a puncture instrument according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of an embodiment of the present invention after the puncture needle has been inserted through the puncture cannula;

FIG. 4 is a partial cross-sectional view of one embodiment of a puncture cannula of the present invention taken along the length thereof;

FIG. 5 is a schematic view of a portion of the puncture cannula of FIG. 4;

FIG. 6 is a cross-sectional view of the piercing cannula of FIG. 5 along its length;

FIG. 7 is a schematic view of another embodiment of a puncture cannula according to the present invention;

FIG. 8 is a cross-sectional view of a puncture cannula of the present invention;

figure 9 is a cross-sectional schematic view of a smoke evacuation fitting according to the present invention;

FIG. 10 is a schematic view of a first embodiment of a first gasket of the present invention;

FIG. 11 is a schematic view of a second embodiment of the second gasket of the present invention;

FIG. 12 is a schematic structural view of an embodiment of a needle of the present invention;

FIG. 13 is a schematic view of the puncture instrument of the present invention in use with an energy device;

FIG. 14 is a schematic structural view of an embodiment of the present invention after the energy device has been passed through the puncture cannula;

fig. 15 is a schematic structural view of an embodiment of the surgical system of the present invention.

Description of the reference numerals

1 puncture sleeve 11 first smoke outlet

12 second exhaust port 13 fluid injection hole

14 fluid transfer channel 15 pumping channel

16 conical surface and 17 chamfer

2 cannula adapter 21 puncture needle channel

22 smoke evacuation control 221 smoke evacuation connector

222 smoke exhaust switch 223 smoke exhaust external interface

23 fluid ejection control 231 fluid ejection sub

232 fluid jet switch 233 fluid jet external interface

3 puncture needle 31 special-shaped structure

4 seal assembly 41 hermetic seal

42 shim 43 smoke seal

44 sealing end cap 5 energy device

6 endoscope 7 endoscope main unit

8 lens pollution monitoring module 9 fluid supply device

d inner diameter of the smoke evacuation fitting

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It should be understood that the description herein is provided for illustration and explanation of the invention and is not intended to limit the invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "disposed" or "connected" should be interpreted broadly, for example, the term "connected" may be a fixed connection, a detachable connection, or an integral connection; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, therefore, the features defined "first" and "second" may explicitly or implicitly include one or more of the features described.

In the present invention, unless otherwise specified, directional terms such as "inner and outer" are used as defined with respect to inner and outer corresponding parts, and the terms "proximal" and "distal" refer to the distance from the clinician using the surgical instrument to various parts of the surgical instrument. "proximal", "proximal" refers to the portion closer to the clinician, and "distal", "distal" refers to the portion further from the clinician; for example, the cannula adapter 2 is located proximal to the puncture cannula 1, and "axial" is defined with respect to the puncture device arrangement direction provided by the present invention, in particular in the drawings provided by the present invention, "axial" is the length extension direction of the puncture cannula 1. The use of directional terms is based on the orientation or positional relationship shown in the drawings and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be taken as limiting the present invention; for the orientation terms of the present invention, it should be understood in conjunction with the actual installation state.

The utility model provides a puncture outfit, refer to fig. 1 to 12, including the puncture sleeve 1 that is both ends opening form, casing head 2 and pjncture needle 3 of being connected with puncture sleeve 1, be formed with in the puncture sleeve 1 and arrange and take out passageway 15 and fluid delivery passageway 14, be provided with on the casing head 2 and take out the pjncture needle passageway 21 that passageway 15 is connected with arranging, pjncture needle 3 detachably pegs graft in pjncture needle passageway 21 and row take out passageway 15, the one end of keeping away from casing head 2 on the puncture sleeve 1 is provided with and arranges the smoke evacuation structure of taking out the passageway 15 and the fluid jet hole 13 of being connected with fluid delivery passageway 14, be provided with the smoke evacuation control 22 of being connected with pjncture needle passageway 21 on the casing head 2 and the fluid jet control 23 of being connected with fluid delivery passageway 14.

According to the utility model, the puncture needle 3 and the sleeve joint 2 are detachably connected, the drainage channel 15 and the puncture needle channel 21 are arranged to be suitable for the insertion of the energy apparatus 5 commonly used in the minimally invasive surgery, and then the puncture needle 3 is pulled out and the energy apparatus 5 is inserted after the puncture is finished by the puncture outfit, and the energy apparatus 5 can be extended out from the far end of the puncture sleeve 1 for the operation; the end of the puncture needle 3 remote from the cannula adapter 2 can protrude out of the port of the puncture cannula 1 to enable a puncturing operation. However, the present invention does not exclude the case where the puncture needle 3 and the cannula adaptor 2 are fixedly connected, and the puncture needle 3 is provided with a passage through which the energy supplying device 5 is inserted, or the cannula adaptor 2 is provided with a passage through which the energy supplying device 5 is inserted, the passage being parallel to the puncture needle passage 21.

The utility model discloses in, fluid delivery passageway 14 can be used for carrying the cleaning solution purely, also can be used for carrying clean gas purely, can also carry the cleaning solution at certain time interval, certain time interval carries clean gas, carries out cleaning solution and clean gaseous used in turn according to the demand of using promptly. The cleaning liquid supplied by the fluid jet control member 23 is typically saline, typically at a temperature of 37-39 c, and the cleaning gas is typically carbon dioxide.

The puncture outfit provided by the basic embodiment of the utility model can replace the puncture needle 3 with the energy instrument 5 after the puncture outfit finishes the puncture, so as to carry out the minimally invasive surgery; when smoke is generated in the operation process of the energy apparatus 5, the smoke exhaust structure of the puncture sleeve 1 is close to the far end port of the puncture sleeve 1, the smoke is timely sucked and transmitted to the smoke exhaust control part on the sleeve joint 2 through the smoke exhaust channel 15 and the puncture needle channel 21, and then the smoke is exhausted through the smoke exhaust control part, so that the definition of the operation area of the energy apparatus 5 can be kept, and the safety of the operation is ensured; when the endoscope lens used with the energy apparatus 5 is polluted, fluid is input through the fluid injection control piece on the sleeve joint 2, is transmitted to the fluid injection hole 13 of the puncture sleeve 1 through the fluid conveying channel 14, and then is timely injected to the lens through the fluid injection hole 13 for cleaning, so that the endoscope lens is washed and cleaned while an operation is performed, the visual field of the operation is ensured, the operation can be continuously performed, and the operation time is saved.

As a preferred embodiment of the smoke exhausting structure of the present invention, referring to fig. 3 to 7, the smoke exhausting structure includes a first smoke exhausting port 11, the first smoke exhausting port 11 is located at the port portion of the puncturing casing 1 far away from the casing joint 2, and is communicated with the smoke exhausting passage 15. The first smoke outlet 11 is arranged at the distal end port of the puncture cannula 1, next to the smoke generating source, so that the smoke generated by the energy device 5 can be absorbed and exhausted at the moment of generation. The first ejection port 11 may be a notch as shown in fig. 5, which is formed by the proximal depression of the distal port of the puncture cannula 1, or may be another structure such as a circular or rectangular hole as shown in fig. 7, or the like. Referring to fig. 5 and 6, the end of the puncture cannula 1 remote from the cannula fitting 2 is provided with an outer conical structure having an inner contour of a conical surface 16 with a gradually increasing circumference in cross-section from the distal side to the proximal side and a chamfer 17 at its distal end opening. At this time, the outer contour of the outer cone structure gradually increases from the distal side to the proximal side, so that the shielding of the puncture needle 3 or the head of the energy device 5 can be reduced, the observation of the endoscope is facilitated, and the puncture instrument can be inserted more smoothly. The inner contour of the outer cone structure forms a conical surface 16 with the cross section circumference gradually increasing from the far side to the near side, so that the puncture needle 3 or the energy apparatus 5 can be inserted smoothly; the chamfer 17 is arranged at the distal end opening of the outer cone structure, so that the puncture needle 3 or the energy apparatus 5 can be conveniently and smoothly withdrawn.

Preferably, referring to fig. 3, the smoke evacuation structure further comprises a second smoke evacuation port 12, and the second smoke evacuation port 12 is located on a side wall of an end of the puncturing cannula 1 away from the cannula joint 2 and is communicated with the smoke evacuation channel 15. First exhaust port 11 and second exhaust port 12 cooperate, can increase the area of discharging fume, improve the speed of discharging fume. The second smoke discharge port 12 may be formed in a hole structure such as a circular hole, a rectangular hole, etc., and preferably, a plurality of smoke discharge holes are sequentially arranged along the length direction of the puncture cannula 1.

As a preferred embodiment of the puncture needle 3, see fig. 12, the distal end of the puncture needle 3 is provided with a profile 31 capable of filling the first exhaust port 11. The puncture needle 3 is inserted in the puncture needle channel 21 and the exhaust channel 15, and the special-shaped structure 31 at the far end of the puncture needle 3 can be inserted in the first exhaust port 11, so that the far end of the puncture device forms a smooth structure, and the resistance in puncture is reduced.

In order to better cooperate with the smoke evacuation structure, in the present invention, referring to fig. 2, the smoke evacuation control member 22 comprises a smoke evacuation connector 221 connected to the side wall of the casing joint 2 and a smoke evacuation switch 222, the smoke evacuation connector 221 is provided with a smoke evacuation external interface 223, and the smoke evacuation switch 222 can control the smoke evacuation connector 221 to communicate with or disconnect from the puncture needle channel 21. The smoke exhaust control member 22 is generally connected with a smoke exhauster through a hose by using a smoke exhaust external port 223 so as to generate corresponding suction force or negative pressure, and smoke is absorbed from the first smoke exhaust port 11 and the second smoke exhaust port 12 and is input into the smoke exhauster for treatment; when the smoke exhausting function is not needed, the smoke exhausting switch 222 can be used for disconnecting the smoke exhausting joint 221 from the puncture needle channel 21, when the smoke exhausting function is needed, the smoke exhausting switch 222 is used for communicating the smoke exhausting joint 221 with the puncture needle channel 21, and exemplarily, the smoke exhausting switch 222 can be a knob switch positioned on the smoke exhausting joint 221, so that the operation is convenient.

According to the utility model discloses, see fig. 9, the internal diameter d that the smoke evacuation connects 221 is greater than 4.5mm, connects the internal diameter d of smoke evacuation 221 to set up to be greater than the conventional joint internal diameter of puncture ware among the prior art, can improve from row take out passageway 15 and smoke evacuation connect 221 and carry out the efficiency of discharging fume.

According to the utility model, the aperture of the fluid injection hole 13 is smaller than the aperture of the second smoke outlet 12. For better flushing of the lens of the endoscope, the fluid ejection holes 13 may be designed as inclined through holes, i.e. the axis of the fluid ejection holes 13 and the axis of the puncture cannula 1 have an acute angle therebetween, e.g. the fluid ejection holes 13 are designed to be inclined proximally such that the fluid ejection holes 13 eject fluid obliquely from the distal side to the proximal side, or the fluid ejection holes 13 may be designed to be inclined in other directions. Due to the design of the fluid ejection holes 13 inclined towards the proximal side, in practice, the lens of the endoscope can be better cleaned. The number of the through holes may be single or plural, and the through holes may be arranged in any manner, for example, referring to fig. 3, the plural through holes are arranged in a quincunx shape. The spray angle of each through hole can be the same or different, preferably different, so that the coverage of the cleaning area is larger, wherein the two-dot chain line indicates the direction of the inclination angle of the through hole. Of course, the fluid injection holes 13 may not be inclined.

For better use with the fluid injection hole 13, in the present invention, referring to fig. 2, the fluid injection control member 23 comprises a fluid injection connector 231 connected to the sidewall of the casing joint 2 and a fluid injection switch 232, the fluid injection connector 231 is provided with a fluid injection external interface 233, and the fluid injection switch 232 can control the fluid injection connector 231 to be connected to or disconnected from the fluid delivery channel 14. The fluid injection control 23 generally needs to be connected to the fluid supply 9 by a hose using the fluid injection external port 233 to enable the input fluid to be ejected from the fluid ejection hole 13; when the fluid injection function is not needed, the fluid injection connector 231 can be disconnected from the fluid delivery channel 14 by using the fluid injection switch 232, and when the fluid injection function is needed, the fluid injection connector 231 can be communicated with the fluid delivery channel 14 by using the fluid injection switch 232, for example, the fluid injection switch 232 can be a knob switch located on the fluid injection connector 231, so as to facilitate the operation.

The utility model discloses in, fluid transfer passageway 14 and row take out passageway 15 to mutually independent passageway, and fluid transfer passageway 14 can set up to along the axial sharp passageway of puncture sleeve pipe 1, also can set up to the curve passageway, for example arrange on puncture sleeve pipe 1's inner wall with the form of helix.

As a preferred embodiment of the middle puncture cannula 1 of the present invention, see FIG. 8, a separator is provided in the puncture cannula 1, the separator is connected with the inner wall of the puncture cannula 1 to form a row of pumping channels 15 and fluid conveying channels 14, the separator can also be deformed in structure, and can be a plane straight plate or a curved plate. In order to avoid interference between the fluid delivery channel 14 and the evacuation channel 15, the distal end of the fluid delivery channel 14 is closed. Alternatively, the fluid transport channel 14 may be designed in other ways, for example, the wall of the puncture cannula 1 may have a greater thickness, such that the fluid transport channel 14 is disposed within the wall of the puncture cannula 1.

The utility model discloses in, be provided with the fluid jet mark that is used for instructing the position of fluid jet orifice 13 on the puncture sleeve pipe 1, the medical staff of being convenient for finds the position of fluid jet orifice 13 fast when minimal access surgery operates, and the operation doctor of being convenient for finds fluid jet orifice 13 fast, the camera lens of clean endoscope. The puncture cannula 1 may be provided with scale marks on the outer surface of the area close to the cannula adaptor 2, so as to prompt the surgeon of the insertion depth of the puncture cannula 1.

As a preferred embodiment of the middle cannula joint 2 of the present invention, the end of the cannula joint 2 away from the puncture cannula 1 is provided with the sealing component 4 connected with the cannula joint 2, and the puncture needle 3 can pass through the sealing component 4 and enter the puncture needle channel 21, so as to improve the sealing performance inside the puncture device.

Wherein, referring to fig. 2, the sealing assembly 4 comprises two sealing gaskets and sealing end covers 44 which are connected in sequence, and the two sealing gaskets and sealing end covers 44 are respectively provided with a hollow structure which is suitable for the puncture needle 3 to pass through.

According to the utility model discloses, seal assembly 4 is still including being located two gaskets gasket between the gasket 42, and two gaskets and gasket 42 can be respectively independent setting, also can be structure as an organic whole that forms. Preferably, the two gaskets are integrally formed with the gasket 42.

In the present invention, one of the two sealing gaskets is set as a first sealing gasket 41, the other one is set as a second sealing gasket 43, the first sealing gasket 41 includes a cylinder and a sealing edge, the sealing edge may be an annular structure as shown in fig. 10, and can be sealed with the inner wall of the casing joint 2, or an extended edge extended from the cylinder, or other structures capable of sealing with the inner wall of the casing joint 2; the port of the cylinder body is provided with a multi-flap sealing structure, the multi-flap sealing structure can be a two-flap structure shown in fig. 10 or other multi-flap structures, and can be generally made of medical silica gel, rubber or other elastic materials, and after the puncture needle 3, the energy device 5 and other medical devices pass through the multi-flap sealing structure, the valve structure of the multi-flap sealing structure is tightly attached to the outer surface of the medical devices, so that the sealing effect on gas is realized. Referring to fig. 11, the second sealing gasket 43 is a stepped shaft structure, the distal end of the second sealing gasket protrudes outward, the proximal end of the second sealing gasket is a stepped hole which is recessed inward, extending edges are axially arranged on the outer peripheral surface of the cylinder body of the second sealing gasket and can be sealed with the inner wall of the casing joint 2, and through holes which penetrate through the distal and proximal sides of the second sealing gasket are axially formed, so that medical instruments such as a puncture needle 3 and an energy instrument 5 can conveniently pass through the through holes, and the through holes can be tightly attached to the outer surface of the medical instruments to realize sealing. When the puncture needle 3 or the energy device 5 is not inserted, the multi-petal structures of the first sealing gasket 41 are mutually attached to play a sealing role; after the puncture needle 3 or the energy device 5 is inserted, the second sealing gasket 43 plays a sealing role, and the matching of the two sealing gaskets can further improve the sealing performance inside the puncture device and improve the safety of the operation.

Based on foretell puncture ware, the utility model discloses the second aspect provides a surgical system, including any one above-mentioned technical scheme puncture ware, the operation smoke ejector be connected with the control 22 of discharging fume, the fluid feeding device 9 of being connected with fluid injection control 23, endoscope 6 and the camera lens pollution monitoring module 8 with endoscope 6 matched with.

The utility model discloses in, endoscope 6 can adopt conventional for the operation endoscope and relevant accessory, and camera lens pollution monitoring module 8 is used for carrying out real-time supervision to the image definition of control endoscope 6. The endoscope 6 can also be provided with an endoscope host 7 matched with the endoscope 6, and the endoscope host 7 is electrically connected with the lens pollution monitoring module 8, so that the lens pollution monitoring module 8 can monitor the lens of the endoscope 6.

It should be noted that the fluid supply device 9 may simply supply the cleaning liquid, or may simply supply the cleaning gas; it is also possible to supply both cleaning liquid and cleaning gas simultaneously, with either cleaning liquid or cleaning gas being supplied alternately into the fluid delivery channel 14 depending on the requirements of use. The fume extraction control member 22 and the fluid jet control member 23 are initially in an open state and the corresponding surgical fume extractor is activated when the fume extraction function is required, and the corresponding fluid supply means 9 is activated when the cleaning function of the endoscope 6 is required.

The use method of the surgical system of the utility model comprises the following steps:

s1, inserting the puncture needle 3 into the puncture needle channel 21 and the drainage channel 15, and pulling out the puncture needle 3 after puncture by the puncture needle 3;

s2, inserting the energy device 5 into the puncture needle channel 21 and the drainage channel 15;

s3, the operation smoke ejector reads the working signal of the energy generator of the energy instrument 5 in real time, so that the operation smoke ejector and the energy instrument 5 are started synchronously; the lens contamination monitoring module 8 monitors the image definition of the endoscope 6 in real time, and when the image definition is lower than a set threshold, the fluid supply device 9 starts supply to clean the lens of the endoscope 6.

The utility model discloses in, the operation smoke exhauster reads energy device 5's energy generator's work signal in real time, can be the work signal of multiform, for example can be current, voltage or the power signal on the energy generator, also can be energy generator's sound signal, temperature signal etc.. Specifically, the process of synchronously starting the surgical smoke exhauster and the energy apparatus 5 can be as follows: monitoring the current, voltage or power supplied to the energy generator of the energy apparatus 5 by means of a hall sensor on the power supply input line of the energy generator; the monitoring result can be read by the operation smoke ejector in real time, when the energy instrument 5 applies energy to the operation position, the current, the voltage or the power monitored by the Hall sensor obviously change relative to the standby power of the energy generator, and the operation smoke ejector can be synchronously started along with the start of the operation of the energy instrument 5 by identifying the change in real time.

The utility model discloses in, the index that endoscope 6's camera lens pollutes can be regarded as to the real-time difference of endoscope 6's image definition, and this index is polluted monitoring module 8 real time monitoring by the camera lens to set for the threshold value of image definition, when endoscope 6's image definition is less than when setting for the threshold value, trigger washing liquid feeding device and/or gaseous feeding device and start washing liquid and/or gaseous supply, with the camera lens washing function of start-up to endoscope 6. It should be noted that the flushing function may also be initiated manually by the operator.

As a relatively preferred embodiment of the middle-sized surgical system of the present invention, referring to FIG. 15, the middle-sized surgical system comprises a puncture cannula 1, a cannula joint 2 connected with the puncture cannula 1, a puncture needle 3, a sealing assembly 4, an endoscope 6, an endoscope host 7 matched with the endoscope 6, a lens contamination monitoring module 8 electrically connected with the endoscope host 7, a surgical smoke exhauster and a fluid supply device 9, wherein a partition plate is arranged in the puncture cannula 1, the partition plate is connected with the inner wall of the puncture cannula 1 to divide the inner cavity of the puncture cannula 1 into an axially arranged discharge channel 15 and a fluid delivery channel 14, the distal end of the fluid delivery channel 14 is formed into a closed structure, the cannula joint 2 is provided with a puncture needle channel 21 for the puncture needle 3 to pass through, the puncture needle channel 21 is connected with the discharge channel 15, the port of one end of the puncture cannula 1 (i.e. the distal end of the puncture cannula 1) far away from the cannula joint 2 is provided with a first smoke exhaust port 11, the first smoke exhaust port 11 is formed by backward sinking of a far end port of the puncture sleeve 1, a second smoke exhaust port 12 and a fluid jet hole 13 are arranged on the far end side wall of the puncture sleeve 1, the second smoke exhaust port 12 is a plurality of smoke exhaust holes which are sequentially arranged along the length direction of the puncture sleeve 1, the fluid jet hole 13 is provided with a plurality of inclined through holes, the jet angles of the through holes are different, a fluid jet mark is arranged near the position of the fluid jet hole 13 on the puncture sleeve 1, the first smoke exhaust port 11 and the second smoke exhaust port 12 are both communicated with a discharge and suction channel 15, and the fluid jet hole 13 is communicated with a fluid delivery channel 14; the distal end of the puncture needle 3 is provided with a special-shaped structure 31 capable of filling the first smoke outlet 11, the side wall of the sleeve joint 2 is connected with a smoke exhaust joint 221 and a fluid injection joint 231, the smoke exhaust joint 221 is provided with a smoke exhaust external interface 223 and a smoke exhaust switch 222 capable of controlling the connection or disconnection of the smoke exhaust joint 221 and the puncture needle channel 21, the inner diameter d of the smoke exhaust joint 221 is larger than 4.5mm, and the fluid injection joint 231 is provided with a fluid injection external interface 233 and a fluid injection switch 232 capable of controlling the connection or disconnection of the fluid injection joint 231 and the fluid conveying channel 14; the sealing assembly 4 comprises a first sealing gasket 41, a gasket 42, a second sealing gasket 43 and a sealing end cover 44 which are sequentially connected, wherein the first sealing gasket 41, the gasket 42, the second sealing gasket 43 and the sealing end cover 44 are respectively provided with a hollow structure suitable for the puncture needle 3 to penetrate through, and the first sealing gasket 41, the gasket 42 and the second sealing gasket 43 are integrally formed; the smoke evacuation external port 223 is connected to the surgical smoke ejector by a hose, and the fluid jet external port 233 is connected to the fluid supply device 9 by a hose.

The specific use process of the puncture outfit provided by the embodiment is as follows:

s1, the puncture needle 3 sequentially penetrates through the sealing end cover 44, the second sealing gasket 43, the gasket 42, the first sealing gasket 41, the puncture needle channel 21 and the exhaust channel 15 in the puncture cannula 1 to extend out of the puncture cannula 1, the puncture operation is performed by aiming at the operation position, and then the puncture needle 3 is pulled out;

s2, referring to fig. 13 and 14, the energy device 5 is extended out of the puncture cannula 1 through the sealing end cap 44, the second sealing gasket 43, the gasket 42, the first sealing gasket 41, the puncture needle channel 21 and the exhaust and suction channel 15 in the puncture cannula 1 in sequence, and the smoke evacuation switch 222 and the fluid injection switch 232 are opened;

s3, the operation smoke ejector reads the working signal of the energy generator of the energy instrument 5 in real time, so that the operation smoke ejector and the energy instrument 5 are started synchronously; the energy instrument 5 is used for carrying out operations such as cutting and hemostasis on the operation position, smoke is generated along with the operation, and the first smoke discharge port 11 is located at the position of the far end port of the puncture sleeve 1 and is close to a smoke generation source, so that the generated smoke can be instantly and timely absorbed and discharged by an operation smoke discharger, the operation is ensured to be continuously completed, and the environmental safety of an operating room is ensured; the energy apparatus 5 can freely enter and exit the apparatus channel, so that the conversion of different surgical instruments is realized, and the smoke can be discharged when the instruments are replaced; in the operation process of the energy apparatus 5, the lens pollution monitoring module 8 is used for monitoring the image definition of the lens of the endoscope 6 in real time, when the image definition is lower than a set threshold value, the fluid supply device 9 starts the supply of cleaning fluid (normal saline or carbon dioxide gas), and the fluid injection holes 13 can inject the normal saline or the carbon dioxide gas to the lens of the endoscope 6 so as to clean the lens of the endoscope 6, so that the apparatus is not required to be taken out, the lens of the endoscope is quickly cleaned instantly, the barrier-free operation is guaranteed, and the operation time is saved.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (13)

1. A puncture outfit is characterized by comprising a puncture sleeve (1) with two open ends, a sleeve joint (2) and a puncture needle (3), wherein the sleeve joint (2) is connected with the puncture sleeve (1), a row pumping channel (15) and a fluid conveying channel (14) are formed in the puncture sleeve (1), a puncture needle channel (21) connected with the row pumping channel (15) is arranged on the sleeve joint (2), the puncture needle (3) is detachably inserted into the puncture needle channel (21) and the row pumping channel (15), a smoke exhausting structure connected with the row pumping channel (15) and a fluid spraying hole (13) connected with the fluid conveying channel (14) are arranged at one end, far away from the sleeve joint (2), of the puncture sleeve (1), a smoke exhausting control piece (22) connected with the puncture needle channel (21) and a fluid spraying control piece connected with the fluid conveying channel (14) are arranged on the sleeve joint (2), and a smoke exhausting control piece (22) connected with the puncture needle channel (21) and a fluid spraying control piece connected with the fluid conveying channel (14) are arranged on the sleeve joint (2) (23).

2. A puncture instrument according to claim 1, characterized in that the smoke evacuation structure comprises a first smoke evacuation port (11), the first smoke evacuation port (11) being located at a port portion of the puncture cannula (1) remote from the cannula fitting (2) and communicating with the smoke evacuation channel (15).

3. A puncture instrument according to claim 2, wherein the smoke evacuation structure further comprises a second smoke evacuation port (12), the second smoke evacuation port (12) is located on a side wall of an end of the puncture cannula (1) remote from the cannula joint (2) and communicates with the smoke evacuation channel (15).

4. A puncture device according to claim 2, characterized in that the distal end of the puncture needle (3) is provided with a profile (31) capable of filling the first smoke outlet (11).

5. A puncture instrument according to any one of claims 1 to 4, wherein the smoke evacuation control member (22) comprises a smoke evacuation connector (221) connected with the side wall of the casing joint (2) and a smoke evacuation switch (222), the smoke evacuation connector (221) is provided with a smoke evacuation external port (223), the smoke evacuation switch (222) can control the smoke evacuation connector (221) to be communicated with or disconnected from the puncture needle channel (21), and the inner diameter of the smoke evacuation connector (221) is larger than 4.5 mm.

6. A puncture instrument according to any of claims 1 to 4, wherein the fluid ejection control member (23) comprises a fluid ejection connector (231) connected to the side wall of the cannula connector (2) and a fluid ejection switch (232), the fluid ejection connector (231) is provided with a fluid ejection external port (233), and the fluid ejection switch (232) can control the fluid ejection connector (231) to communicate with or disconnect from the fluid delivery channel (14).

7. A puncture instrument according to any of the claims 1 to 4, characterized in that the end of the cannula adapter (2) remote from the puncture cannula (1) is provided with a sealing assembly (4) connected to the cannula adapter (2), through which sealing assembly (4) the puncture needle (3) can be passed into the puncture needle channel (21).

8. The puncture instrument according to claim 7, wherein the sealing assembly (4) comprises two sealing gaskets and a sealing end cover (44) which are connected in sequence, and hollow structures which are suitable for the puncture needle (3) to penetrate are respectively arranged on the two sealing gaskets and the sealing end cover (44).

9. A puncture instrument according to claim 8, characterized in that the sealing assembly (4) further comprises a gasket (42) between the two sealing gaskets, which are formed as one piece with the gasket (42).

10. A puncture instrument according to any of claims 1 to 4, wherein the puncture cannula (1) is provided with fluid ejection marks for indicating the position of the fluid ejection holes (13), and the puncture cannula (1) is provided with graduation marks on the outer wall of the end thereof adjacent to the cannula adapter (2).

11. Puncture instrument according to any of claims 1 to 4, characterized in that the end of the puncture cannula (1) remote from the cannula fitting (2) is provided as an outer cone structure, the inner contour of which is a conical surface (16) with a gradually increasing circumference in cross-section from the distal side to the proximal side, and the distal end opening of which is provided with a chamfer (17).

12. A puncture instrument according to any of claims 1 to 4, wherein the fluid ejection holes (13) are provided as inclined through holes, which are single or plural, and the ejection angles of the through holes are different.

13. Surgical system, characterized in that it comprises a penetrator according to any of claims 1 to 12, a surgical smoke ejector connected to said smoke ejector control (22), a fluid supply device (9) connected to said fluid jet control (23), an endoscope (6) and a lens contamination monitoring module (8) cooperating with said endoscope (6).

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